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Technical Specifications
Last Updated: 2026-10-27
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | 902-0078-001 |
| Category | Robotics |
| Performance | |
| Torque |
24.0V3,582.48 oz-in257.97 kg-cm25.3 N-mAbove Average |
| Speed |
24.0V0.34 sec/60°175.4 deg/s29.2 RPMBottom 10% |
| Running Current |
24.0V1.130 A1,130 mATop 10% |
| Stall Current | ≤14.7 A≤14700 mAAverage |
| Rated Output Power | 100.0 W |
| Radial Load | 370.0 N |
| Physical | |
| Weight | 26.10 oz740.0 gAverage |
| Shape | Cylindrical |
| Dimensions |
L 4.252 in W — H — L 108.0 mm W — H — ∅ 2.13 in54.0 mm |
| Case Material | Metal |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Metal |
| Gear Ratio | 501.923:1 |
| Rotation Mode | Multi-turn |
| Backlash | 0.100° |
| Control & Signal | |
| Modulation | Digital |
| Rotational Range | 360° |
| Mechanical Limit | 360° |
| Angle Sensor | Contactless Absolute Encoder |
| Control System | RS-485 / ModBUS / PWM |
| Programmable | Yes |
| Resolution | 1,003,850 pulse/rev |
| MCU | ARM CORTEX-M4 |
| Operating Modes | Torque, Velocity, Position, Extended Position, PWM |
| Signal Voltage | 3.3V |
| Electrical & Environment | |
| Operating Voltage | 24–24 V |
| Temperature | -5–55 °C23–131 °F |
| Water Rating | IP54 |
| Idle Current | 0.040 A40 mA |
| Connectivity | |
| Connector | JST |
| Wire Length | 300 mm11.81 in |
| Baud Rate | 9.6 Kbps–10.5 Mbps |
| Origin | |
| Country of Origin | South Korea |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Torque | Above Average Stronger than 80% of 52 Custom servos at 24.0V |
| Speed | Bottom 10% Faster than 5% of 61 Custom servos at 24.0V |
| Weight | Average Lighter than 41% of 28 Digital Custom servos |
| Running Current | Top 10% Lower draw than 96% of 51 Custom servos at 24.0V |
| Stall Current | Average Lower draw than 62% of 27 Digital Custom servos |
Performance Analysis
| Shaft Power | 19.37 W |
| Power Density | 1.008 W/in³ More power-dense than 25% of 70 Dynamixel servos |
| Torque Density | 4.8412 oz-in/g 4th-highest torque density of 23 Dynamixel servos |
| Torque-to-Volume Ratio | 186.41 oz-in/in³ 3rd-highest torque-to-volume ratio of 20 Dynamixel servos |
| Speed-to-Weight | 0.00395 (1/sec·g) Faster than 22% of 24 Dynamixel servos |
| Speed-Torque Trade-off | 1,225.48 2nd-highest speed-torque trade-off of 23 Dynamixel servos |
| Current-per-Torque Ratio | 0.0041 A/oz-in 4th-highest current-per-torque ratio of 23 Dynamixel servos |
| Idle-to-Running Current Ratio | 0.035 Lower idle draw than 21% of 20 Dynamixel servos |
| No-Load vs Stall Current Spread | 13.01 Narrower current spread than 10% of 21 Dynamixel servos |
| Voltage Range Width | 0.0 V Wider voltage range than 44% of 28 Digital Custom servos |
| Backlash-to-Range Ratio | 0.00028 Tighter backlash than 83% of 48 Dynamixel servos |
Notes
Features a cycloidal gear reduction system and a 1,003,846 pulse/rev resolution encoder. Uses a Maxon BLDC motor.
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